A process for the preparation of foamed articles

A method for the production of foamed articles, comprising the steps of providing a mold (1) and the introduction of a foam-forming reaction mixture (6) in the mold (1), wherein the foam-forming reaction mixture (1) under a constant injection pressure and time varying amount in the A mold (1) is introduced. occurs the change in the feed rate of the foam-forming reaction mixture by changing the power of a force acting on the reaction mixture the pump motor.